140490147

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{180811}}^1$

素因数の和:180858

約数の個数: 16

約数和(自身を含む): 219867392

約数和(自身を除く): 79377245

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 180811, 542433, 1265677, 3797031, 6690007, 20070021, 46830049, 140490147]

約数ペア:

[(1, 140490147), (3, 46830049), (7, 20070021), (21, 6690007), (37, 3797031), (111, 1265677), (259, 542433), (777, 180811)]